---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-9805 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 Stepping: 0 BogoMIPS: 5599.99 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 11G 68G 14% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 662 10340 4 4986 14984 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:77:d4:99 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.232/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84614sec preferred_lft 84614sec inet6 fe80::f816:3eff:fe77:d499/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:ee:47:10:52:ba brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-9805) 02/12/26 _x86_64_ (4 CPU) 14:24:37 LINUX RESTART (4 CPU) 14:30:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:40:16 11.23 0.54 9.57 1.12 18.13 2448.92 3406.34 14:50:01 28.60 0.59 23.56 4.45 25.79 3675.28 2662.16 Average: 19.77 0.56 16.45 2.76 21.90 3052.22 3040.24 14:30:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:40:16 8613604 12586132 3368880 20.58 153096 3899540 3541856 20.33 884784 6428500 114928 14:50:01 10683648 15434268 516468 3.15 172860 4613964 1059140 6.08 1114512 4091396 460 Average: 9648626 14010200 1942674 11.87 162978 4256752 2300498 13.20 999648 5259948 57694 14:30:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:40:16 lo 1.40 1.40 0.15 0.15 0.00 0.00 0.00 0.00 14:40:16 ens3 72.97 56.29 139.63 18.18 0.00 0.00 0.00 0.00 14:40:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:01 lo 1616.03 1616.03 1529.32 1529.32 0.00 0.00 0.00 0.00 14:50:01 ens3 122.24 105.86 368.18 203.19 0.00 0.00 0.00 0.00 14:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 795.71 795.71 752.41 752.41 0.00 0.00 0.00 0.00 Average: ens3 97.21 80.67 252.06 109.19 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-9805) 02/12/26 _x86_64_ (4 CPU) 14:24:37 LINUX RESTART (4 CPU) 14:30:11 CPU %user %nice %system %iowait %steal %idle 14:40:16 all 72.52 0.00 2.24 0.05 0.10 25.10 14:40:16 0 72.77 0.00 2.22 0.08 0.10 24.83 14:40:16 1 73.82 0.00 2.40 0.04 0.10 23.65 14:40:16 2 71.25 0.00 2.22 0.05 0.10 26.38 14:40:16 3 72.23 0.00 2.11 0.02 0.09 25.53 14:50:01 all 36.42 0.00 1.80 0.55 0.07 61.16 14:50:01 0 34.12 0.00 1.94 1.70 0.07 62.16 14:50:01 1 37.23 0.00 1.77 0.17 0.07 60.76 14:50:01 2 38.01 0.00 1.56 0.13 0.07 60.23 14:50:01 3 36.31 0.00 1.94 0.20 0.07 61.48 Average: all 54.75 0.00 2.03 0.30 0.08 42.85 Average: 0 53.72 0.00 2.09 0.88 0.09 43.23 Average: 1 55.82 0.00 2.09 0.10 0.08 41.90 Average: 2 54.88 0.00 1.89 0.09 0.08 43.05 Average: 3 54.57 0.00 2.03 0.11 0.08 43.21